Groups of humans have never been isolated long from others to become very genetically different from others. Populations still reproduce with one another, creating a continual flow of genes between them. This flow prevents any population from becoming too different from another.
No one knows what humans will look when they become a new species. It will depend on the type of species that humans evolve into that will determine what they look like.
For the same reason that dogs are one species but many different colors.
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Humans.
There is only one species of domestic cattle, however humans have produced many breeds from that species.
A species is a group of individuals that share the same characteristics. Humans are one kind of species. There are many main species and subspecies as well.
People are called humans because that is one of the names in the English language that we have given to our species.
Of course the can. Humans are one species under the biological species concept and all populations of humans can interbreed.
the species of humans is sapiens.
The species name for humans is sapiens. Our genus-species name is Homo sapiens.
No, humans and Neanderthals are not the same species. Neanderthals were a separate species of hominins that lived alongside and interbred with early humans.
Yes. Humans are a great example of this.